cve-2019-1873
Vulnerability from cvelistv5
Published
2019-07-10 00:00
Modified
2024-08-04 18:28
Severity
Summary
Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T18:28:42.953Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20190710 Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190710-asa-ftd-dos"
          },
          {
            "name": "109123",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/109123"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Adaptive Security Appliance (ASA) Software ",
          "vendor": "Cisco",
          "versions": [
            {
              "lessThan": "9.4.4.36",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "9.6.4.29",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "9.8.4.3",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "9.9.2.52",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "9.10.1.22",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "9.12.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2019-07-10T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the cryptographic driver for Cisco Adaptive Security Appliance Software (ASA) and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reboot unexpectedly. The vulnerability is due to incomplete input validation of a Secure Sockets Layer (SSL) or Transport Layer Security (TLS) ingress packet header. An attacker could exploit this vulnerability by sending a crafted TLS/SSL packet to an interface on the targeted device. An exploit could allow the attacker to cause the device to reload, which will result in a denial of service (DoS) condition. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability affects systems configured in routed and transparent firewall mode and in single or multiple context mode. This vulnerability can be triggered by IPv4 and IPv6 traffic. A valid SSL or TLS session is required to exploit this vulnerability."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. "
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-400",
              "description": "CWE-400",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-07-12T12:06:04",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20190710 Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190710-asa-ftd-dos"
        },
        {
          "name": "109123",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/109123"
        }
      ],
      "source": {
        "advisory": "cisco-sa-20190710-asa-ftd-dos",
        "defect": [
          [
            "CSCvp36425"
          ]
        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "DATE_PUBLIC": "2019-07-10T16:00:00-0700",
          "ID": "CVE-2019-1873",
          "STATE": "PUBLIC",
          "TITLE": "Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Cisco Adaptive Security Appliance (ASA) Software ",
                      "version": {
                        "version_data": [
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.4.4.36"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.4.4.36"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.6.4.29"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.8.4.3"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.9.2.52"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.10.1.22"
                          },
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.12.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cisco"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability in the cryptographic driver for Cisco Adaptive Security Appliance Software (ASA) and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reboot unexpectedly. The vulnerability is due to incomplete input validation of a Secure Sockets Layer (SSL) or Transport Layer Security (TLS) ingress packet header. An attacker could exploit this vulnerability by sending a crafted TLS/SSL packet to an interface on the targeted device. An exploit could allow the attacker to cause the device to reload, which will result in a denial of service (DoS) condition. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability affects systems configured in routed and transparent firewall mode and in single or multiple context mode. This vulnerability can be triggered by IPv4 and IPv6 traffic. A valid SSL or TLS session is required to exploit this vulnerability."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. "
          }
        ],
        "impact": {
          "cvss": {
            "baseScore": "8.6",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H ",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-400"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20190710 Cisco ASA and FTD Software Cryptographic TLS and SSL Driver Denial of Service Vulnerability",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190710-asa-ftd-dos"
            },
            {
              "name": "109123",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/109123"
            }
          ]
        },
        "source": {
          "advisory": "cisco-sa-20190710-asa-ftd-dos",
          "defect": [
            [
              "CSCvp36425"
            ]
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2019-1873",
    "datePublished": "2019-07-10T00:00:00",
    "dateReserved": "2018-12-06T00:00:00",
    "dateUpdated": "2024-08-04T18:28:42.953Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2019-1873\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2019-07-10T18:15:11.003\",\"lastModified\":\"2020-10-16T15:11:28.727\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the cryptographic driver for Cisco Adaptive Security Appliance Software (ASA) and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reboot unexpectedly. The vulnerability is due to incomplete input validation of a Secure Sockets Layer (SSL) or Transport Layer Security (TLS) ingress packet header. An attacker could exploit this vulnerability by sending a crafted TLS/SSL packet to an interface on the targeted device. An exploit could allow the attacker to cause the device to reload, which will result in a denial of service (DoS) condition. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability affects systems configured in routed and transparent firewall mode and in single or multiple context mode. This vulnerability can be triggered by IPv4 and IPv6 traffic. A valid SSL or TLS session is required to exploit this vulnerability.\"},{\"lang\":\"es\",\"value\":\"\\\"Una vulnerabilidad en el controlador criptogr\u00e1fico de los programas Adaptive Security Appliance (ASA) y Firepower Threat Defense (FTD) de Cisco, podr\u00eda permitir a un atacante remoto no identificado provocar que el dispositivo se reinicie inesperadamente. La vulnerabilidad es debido a la validaci\u00f3n de entrada incompleta de un encabezado de paquete de ingreso de Secure Sockets Layer (SSL) o Transport Layer Security (TLS). Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de un paquete TLS/SSL dise\u00f1ado a una interfaz en el dispositivo de destino. Un explotaci\u00f3n podr\u00eda permitir al atacante causar que el dispositivo se recargue, lo que resultar\u00e1 en una condici\u00f3n de denegaci\u00f3n de servicio (DoS). Nota: solo el tr\u00e1fico direccionado al sistema afectado puede ser usado para explotar esta vulnerabilidad. Esta vulnerabilidad afecta a los sistemas configurados en el modo de firewall enrutado y transparente y en modo de contexto \u00fanico o m\u00faltiple. Esta vulnerabilidad puede ser activada mediante el tr\u00e1fico IPv4 e IPv6. Se requiere una sesi\u00f3n v\u00e1lida de SSL o TLS para explotar esta vulnerabilidad.\\n\\\"\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":4.0}],\"cvssMetricV30\":[{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":4.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":7.8},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506-x_firmware:9.6\\\\(4.16\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"75C1B737-34F2-409C-A91E-2F0405E2B6DE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506-x_firmware:9.8\\\\(3.8\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9F28314F-B569-4FA9-9DD9-639714179025\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:cisco:asa_5506-x:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"763B801D-CA1E-4C56-8B06-3373EA307C7E\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506h-x_firmware:9.6\\\\(4.16\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9CEEA8E1-2AFD-4CE3-8FDD-49F40D04E154\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506h-x_firmware:9.8\\\\(3.8\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"19E48C5D-0ED2-46E3-ADDF-CC6DAC9D3C44\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:cisco:asa_5506h-x:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"30AC6907-3091-409F-967D-64A82A0C5A8C\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506w-x_firmware:9.6\\\\(4.16\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DC8BB0F4-589A-451D-98BE-63CC79C1568C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5506w-x_firmware:9.8\\\\(3.8\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"471F7DCD-FAEA-4CF3-8D2B-78CBB92B30AE\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:cisco:asa_5506w-x:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D11AF728-8EB0-45EB-A7DD-F2D52B3BB7B8\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5508-x_firmware:9.6\\\\(4.16\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8BBC1695-8B82-40F4-95C0-35137E4C7502\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5508-x_firmware:9.8\\\\(3.8\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"569FE2C6-8E9B-4824-869F-A2C923130017\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:cisco:asa_5508-x:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"92AE506A-E710-465B-B795-470FDE0E0ECA\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5516-x_firmware:9.6\\\\(4.16\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2124740-FDB3-477E-9C65-939D3D7B8228\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:asa_5516-x_firmware:9.8\\\\(3.8\\\\):*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07C73F81-A4EB-4AA8-BDDC-C5983D5F963E\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:cisco:asa_5516-x:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1E07AF10-FFB2-4AC7-BBE7-199C3EFED81F\"}]}]}],\"references\":[{\"url\":\"http://www.securityfocus.com/bid/109123\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190710-asa-ftd-dos\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...